Image: Blythe House Science Museum stores tour 99
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Description: A British radio transmitter from the early 1920s, used for some of the first radio broadcasts by the British Broadcasting Corporation (BBC). The four early power triode valves (vacuum tubes) used in parallel look similar to 4 kW Marconi MT1 valves, developed by Marconi Co. engineer H. L. Round, which operated with 12,000 volts on the plate (anode). Blythe House Science Museum stores tour, London
Title: Blythe House Science Museum stores tour 99
Credit: Own work
Author: John Cummings
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: https://creativecommons.org/licenses/by-sa/3.0
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